Exam question 1 · Air and why we need it
State the approximate proportion of the air composed of oxygen.
Mova's choice: option 1 · The right answer: option 3 · wrong ✗ · What happens: compose · To what, where: air
This is exam question 1 of lesson 17 «Air and why we need it» of the world course of Mova's primary school, asked in stiff, formal language. The page gives the question's syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause, then the 4 options as the student saw them, each with its tree and pragmatics. Every text is parsed by Mova itself. How the student answered it, with the score of every option and why: the test at school.
The question
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | State | state | NOUN | Number=Sing | 4 proportion | compound |
| 2 | the | the | DET | Definite=Def PronType=Art | 4 proportion | det |
| 3 | approximate | approximate | ADJ | Degree=Pos | 4 proportion | amod |
| 4 | proportion | proportion | NOUN | Number=Sing | root | root |
| 5 | of | of | ADP | _ | 7 air | case |
| 6 | the | the | DET | Definite=Def PronType=Art | 7 air | det |
| 7 | air | air | NOUN | Number=Sing | 4 proportion | nmod |
| 8 | composed | compose | VERB | Tense=Past VerbForm=Part Voice=Pass | 7 air | acl |
| 9 | of | of | ADP | _ | 10 oxygen | case |
| 10 | oxygen | oxygen | NOUN | Number=Sing | 8 composed | obl |
| 11 | . | . | PUNCT | _ | 4 proportion | punct |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | compose | participle | the air not said here | of oxygen | vn create-26.4-1 «NP V»: agent=Agent |
One row per clause the reader finds. «not said here»: a role filled from the clause above. «roles by»: a VerbNet class and frame when one fits the verb, else the reader's rules on the tree.
The options
Option 1 · ← Mova's choice
Four fifths
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | Four | four | NUM | NumForm=Word NumType=Card | 2 fifths | nummod |
| 2 | fifths | fifth | NOUN | Number=Plur | root | root |
The frames reader finds no event or fact in this sentence.
Option 2
One hundredth
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | One | one | NUM | NumForm=Word NumType=Card | 2 hundredth | nummod |
| 2 | hundredth | hundredth | NOUN | Number=Sing | root | root |
The frames reader finds no event or fact in this sentence.
Option 3 · ✓ the right answer
One fifth
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | One | one | NUM | NumForm=Word NumType=Card | 2 fifth | nummod |
| 2 | fifth | fifth | NOUN | Number=Sing | root | root |
The frames reader finds no event or fact in this sentence.
Option 4
One half
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | One | one | NUM | NumForm=Word NumType=Card | 2 half | nummod |
| 2 | half | half | NOUN | Number=Sing NumForm=Word NumType=Frac | root | root |
The frames reader finds no event or fact in this sentence.
Text: the tests of Mova's primary school, written for Mova (world/data/school/), as the course runner gave them to the student. Trees: Mova's own parse — the en model on the CPU, when the site is built — not checked by a teacher; they may be wrong. Frames: Mova's frames reader (prag), each text read on its own. Elamur Cosmic License.
This page in Markdown → https://md.mova.elamur.ai/free/en/corpora/questions/world/17-air-oxygen-carbon-dioxide/e1/